Long Beach is a major coastal city in Southern California, located south of Los Angeles where the Los Angeles River meets the Pacific Ocean. Its waterfront combines sandy beaches, marinas, parks, and a busy harbor with a dense urban center. The city is known for its broad waterfront, diverse neighborhoods, and strong connections to shipping, aviation, and maritime industries.

Rockland is a coastal city in Maine on the western shore of Penobscot Bay, known for its working harbor, maritime industries, and connection to the surrounding Midcoast landscape. The city developed around shipbuilding, fishing, lime production, and coastal trade, and its waterfront remains an important part of daily life. Rockland Harbor is sheltered by islands and peninsulas, with commercial fishing boats, pleasure craft, and passenger vessels using its waters.

The Kanmon Straits are a narrow waterway in Japan that separates the island of Honshu from Kyushu and connects the Sea of Japan with the Seto Inland Sea.

Northwest England seaport city and the birthplace of the Beatles. Tourism is centered around the city's docks, and no visit is complete without The Beatles Story tour. Live music can be found from day to night at the Cavern Club.

St. Barthélemy, often called St. Barts, is a small French Caribbean island known for its blend of natural beauty, refined luxury, and vibrant culture.